ABB REF 542plus User Manual

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20.6.4.3. SPA communication page
When the SPA bus communication module is installed, the following page is
displayed.
A051648
Fig. 20.6.4.3.-1 SPA bus communication module page
It is not possible to modify the SPA bus slave address of the unit on this page.
20.6.4.4. Modbus communication page
When the Modbus module is installed and properly working, the following page is
displayed.
A051644
Fig. 20.6.4.4.-1 Modbus communication module page
Multifunction Protection and Switchgear Control Unit
Operator's manual
REF 542plusREF 542plus
1MRS755869

ABB REF 542plus Specifications

General

Brand	ABB
Model	REF 542plus
Category	Control Unit
Language	English